Back to Rule

Rule History

SID: 2052954 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1May 29, 2024, 12:00 PM

ET MALWARE Cobalt Strike Related Domain in DNS Lookup (abcdefghijkzz123 .servicedesks .net)

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (abcdefghijkzz123 .servicedesks .net)"; dns.query; bsize:33; content:"abcdefghijkzz123.servicedesks.net"; nocase; reference:md5,41331e4fe36a5a74a87c0eeaa0427184; classtype:trojan-activity; sid:2052954; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2024_05_29, deployment Perimeter, malware_family Cobalt_Strike, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_05_29, reviewed_at 2024_10_04;)

May 29, 2024, 12:00 PM

May 29, 2024, 12:00 PM

Sep 21, 2024, 3:00 AM

Sep 21, 2024, 3:00 AM

rules/emerging-malware.rules